GB2389537A - An implant - Google Patents

An implant Download PDF

Info

Publication number
GB2389537A
GB2389537A GB0319495A GB0319495A GB2389537A GB 2389537 A GB2389537 A GB 2389537A GB 0319495 A GB0319495 A GB 0319495A GB 0319495 A GB0319495 A GB 0319495A GB 2389537 A GB2389537 A GB 2389537A
Authority
GB
United Kingdom
Prior art keywords
implant
surface layer
micropores
artefact
calcium phosphate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
GB0319495A
Other versions
GB0319495D0 (en
Inventor
Paul Wilhelm Richter
Michael Edward Thomas
Ugo Ripamonti
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Technology Finance Corp Pty Ltd
Original Assignee
Technology Finance Corp Pty Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Technology Finance Corp Pty Ltd filed Critical Technology Finance Corp Pty Ltd
Publication of GB0319495D0 publication Critical patent/GB0319495D0/en
Publication of GB2389537A publication Critical patent/GB2389537A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/02—Inorganic materials
    • A61L27/12—Phosphorus-containing materials, e.g. apatite
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/28—Materials for coating prostheses
    • A61L27/30—Inorganic materials
    • A61L27/32—Phosphorus-containing materials, e.g. apatite
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A61L27/56—Porous materials, e.g. foams or sponges
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/30—Joints
    • A61F2/3094—Designing or manufacturing processes
    • A61F2002/30968—Sintering
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/24496—Foamed or cellular component

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Transplantation (AREA)
  • Dermatology (AREA)
  • Medicinal Chemistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Inorganic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Materials For Medical Uses (AREA)

Abstract

An artefact which is suitable for use as an implant is provided. The artefact includes a body having at least an outer surface layer of a calcium phosphate-based material. The outer surface layer has a surface area of at least 1,5m2/g. A plurality of micropores are provided in at least the outer surface layer of the body. The micropores have a maximum dimension of up to about 150žm.

Description

GB 23a9537 A continuation (72) Inventor(s): Paul Wlihelm Richter M Ichael
Edward Thomas Ugo Rlpamontl (74) Agent and/or Address for Service: JA Kemp&Co.
14 South Square, Gray's Inn, LONDON, WC1R5JJ, United Kingdom
GB0319495A 2001-01-19 2002-01-14 An implant Withdrawn GB2389537A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA200100575 2001-01-19
PCT/IB2002/000080 WO2002056929A2 (en) 2001-01-19 2002-01-14 Implant with porous calcium phosphate surface layer

Publications (2)

Publication Number Publication Date
GB0319495D0 GB0319495D0 (en) 2003-09-17
GB2389537A true GB2389537A (en) 2003-12-17

Family

ID=25589042

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0319495A Withdrawn GB2389537A (en) 2001-01-19 2002-01-14 An implant

Country Status (5)

Country Link
US (1) US20050013973A1 (en)
AU (1) AU2002225258A1 (en)
GB (1) GB2389537A (en)
IT (1) ITMI20020092A1 (en)
WO (1) WO2002056929A2 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7252841B2 (en) * 2004-05-20 2007-08-07 Skeletal Kinetics, Llc Rapid setting calcium phosphate cements
WO2007010512A1 (en) * 2005-07-19 2007-01-25 University Of Limerick Implants
EP1931401A2 (en) * 2005-09-09 2008-06-18 University of Arkansas at Little Rock System and method for tissue generation and bone regeneration
US9763788B2 (en) 2005-09-09 2017-09-19 Board Of Trustees Of The University Of Arkansas Bone regeneration using biodegradable polymeric nanocomposite materials and applications of the same
US8936805B2 (en) 2005-09-09 2015-01-20 Board Of Trustees Of The University Of Arkansas Bone regeneration using biodegradable polymeric nanocomposite materials and applications of the same
EP1976460A4 (en) 2006-01-19 2012-06-20 Warsaw Orthopedic Inc Injectable and moldable bone substitute materials
NL1032851C2 (en) * 2006-11-10 2008-05-14 Fondel Finance B V Kit and method for fixing a prosthesis or part thereof and / or filling bony defects.
US8066770B2 (en) * 2007-05-31 2011-11-29 Depuy Products, Inc. Sintered coatings for implantable prostheses
US20130165540A1 (en) * 2011-12-23 2013-06-27 Skeletal Kinetics, Llc Porous Calcium Phospate Granules and Methods of Making and Using the Same
US10399147B2 (en) * 2012-02-20 2019-09-03 Smith & Nephew, Inc. Porous structures and methods of making same
EP3338815A1 (en) 2016-12-23 2018-06-27 Sunstar Suisse SA Bone graft substitute
WO2021016288A1 (en) * 2019-07-25 2021-01-28 D2 Medical Llc Bone-derived thermoplastic filament and method of manufacture
EP4308635A1 (en) * 2021-03-16 2024-01-24 Orthomod LLC Bioceramic-containing thermoplastic extrusion and method of surgical implant manufacture

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0107476A2 (en) * 1982-10-25 1984-05-02 Calcitek, Inc. Bone graft substitute
US4654314A (en) * 1983-07-09 1987-03-31 Sumitomo Cement Co., Ltd. Porous ceramic material and processes for preparing same
US5531794A (en) * 1993-09-13 1996-07-02 Asahi Kogaku Kogyo Kabushiki Kaisha Ceramic device providing an environment for the promotion and formation of new bone
US5783217A (en) * 1995-11-07 1998-07-21 Etex Corporation Low temperature calcium phosphate apatite and a method of its manufacture
DE29922585U1 (en) * 1999-12-22 2000-07-20 Biovision Gmbh Temporary bone defect filler

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0107476A2 (en) * 1982-10-25 1984-05-02 Calcitek, Inc. Bone graft substitute
US4654314A (en) * 1983-07-09 1987-03-31 Sumitomo Cement Co., Ltd. Porous ceramic material and processes for preparing same
US5531794A (en) * 1993-09-13 1996-07-02 Asahi Kogaku Kogyo Kabushiki Kaisha Ceramic device providing an environment for the promotion and formation of new bone
US5783217A (en) * 1995-11-07 1998-07-21 Etex Corporation Low temperature calcium phosphate apatite and a method of its manufacture
DE29922585U1 (en) * 1999-12-22 2000-07-20 Biovision Gmbh Temporary bone defect filler

Also Published As

Publication number Publication date
ITMI20020092A0 (en) 2002-01-18
AU2002225258A1 (en) 2002-07-30
GB0319495D0 (en) 2003-09-17
WO2002056929A3 (en) 2003-02-13
US20050013973A1 (en) 2005-01-20
WO2002056929A2 (en) 2002-07-25
ITMI20020092A1 (en) 2003-07-18

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)